Furuno DS-80 manual VTG Course over ground and ground speed

Page 29

VTG - Course over ground and ground speed

The actual course and speed relative to the ground.

$--VTG,x.x,T,x.x,M,x.x,N,x.x,K,a*hh<CR><LF>


						+-------			6
								+---------	5
						+	--+	-----------	4
				+--	+-----------------				3
		+--	+-----------------------					2
+--	+	-----------------------------						1

1.Course over ground, degrees true

2.Course over ground, degrees magnetic

3.Speed over ground, knots

4.Speed over ground, km/h

5.Mode indicator(see note)

6.Checksum

NOTE Positioning system Mode indicator: A = Autonomous

D = Differential

S = Simulator

N = Data not valid

The positioning system Mode indicator field shall not be a null field.

Note: Speed, course degrees magnetic and course degrees true not used.

21

Image 29

Contents Doppler Speed LOG 00080889601 Safety Instructions Record of Modifications in this OPERATOR’S Manual Table of Contents This page is intentionally left blank Specifications of the Doppler Speed LOG Safety Precaution Foreword FeaturesForeword Distribution BOX System ConfigurationPrinciple of Operation Remarks on Usage Remarks on UsageConditions Affecting the Accuracy Beware of Transducer LocationPower on Turning the Power On/OffPower off Operation of Display UnitSelecting a Display Adjusting Contrast, Panel DimmerContrast Panel dimmerDistance Run Operation Main Menu OperationSelecting display method To enter numerical dataResetting distance run to zero Adjusting distance runSelect Data Display and press the ENT key Press the Omnipad at to select onDisplaying the system menu System SettingShip speed average Speed offset calibrationSelect Track Depth and press the ENT key Transducer offsetSpeed data selection System menu Demonstration ModeAdjusting dimmer and contrast Digital Indicator DS-830, Distance Indicator DS-840Operation of Optional Equipment Selecting a displayCorrection Factor for Analog Display MF-22A-1 Maintenance MAINTENANCE, TroubleshootingPreventive maintenance Transducer maintenanceProblem Probable cause Remedy General TroubleshootingDoppler speed indication GPS speed indicationControl Indication Diagnostics, Checking Program NumberPress the ENT key. The following display appears Input sentences of IEC61162RX port I/O SentencesOutput sentences of IEC61162TX1, IEC61162TX2 ports Transmission intervalIEC61162 RX port Schematic diagramsIEC61162 TX1 port Output drive capability Max mAIEC61162 TX2 port Time, position and fix related data for a GPS receiver Sentence DescriptionGGA Global positioning system GPS fix data Actual course and speed relative to the ground VTG Course over ground and ground speedWater-referenced and ground-referenced speed data VBW Dual ground/water speedLongitudinal speed astern. * Not used VLW Distance travelled through the waterParts Location Parts Location and Parts ListDisplay unit DS-800 Distribution box DS-801Transceiver unit DS-810 Parts List Ref.Dwg C3441-K01-C 2000-01 Block.No Model DS-80 UnitNoise Filter Ref.Dwg C7247-K02-A 2000-01 Block.NoRef.Dwg C7247-K03-A 2000-01 Block No Calibration Sheet Menu Overview Default settings in bold italicDistance run Index